Recap of the Project and Further Learning

Congratulations on making your journey this far!

Learning Outcome

From this character counter project, you have gained a lot of valuable knowledge in the topics

• React JS components
• Use state functions
• String manipulation methods
• Adding styles to the component
• Your first GitHub commit
• Deploying the project

MCQs

Let’s recap the important concepts with MCQs.

1. What is the primary purpose of the useState hook in React?

A. To fetch data from an API
B. To add state to functional components
C. To manipulate the DOM
D. To create class components
Answer: B

2. What does the replace() method do in JavaScript?

A. Removes whitespace from a string
B. Replaces part of a string with another string
C. Splits a string into an array
D. Joins two strings together

Answer: B

3. What is the correct syntax for using replace()?

A. string.replace(newValue, searchValue)
B. replace(string, searchValue, newValue)
C. string.replace(searchValue, newValue)
D. string.replace(value)

Answer: C

3. Which method would you use to remove spaces at the beginning and end of a string?

A. split()
B. trim()
C. replace()
D. slice()

Answer: B

4. What is returned by the expression " Hello ".trim()?

A. " Hello "
B. "Hello "
C. " Hello"
D. "Hello"

Answer: D

Course

If you want to learn more about React JS and Full-stack development, consider enrolling in GUVI’s Full-stack development course that teaches you everything from scratch and equips you with all the necessary knowledge!

Thank you!